
package upc.practica.servlet;

import java.io.IOException;
import java.io.PrintWriter;
import java.util.List;
import javax.servlet.ServletContext;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import upc.practica.beans.alumno;

/**
 *
 * @author alumnos
 */
public class RegistrarServlet extends HttpServlet {

    /**
     * Processes requests for both HTTP
     * <code>GET</code> and
     * <code>POST</code> methods.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        
        String nombres = request.getParameter("nombres");
        String apellidos = request.getParameter("apellidos");
        String dni = request.getParameter("dni");
        String correoElectronico = request.getParameter("correo");
        String codigoMatricula = request.getParameter("codigo");
        
        alumno alumno = new alumno();
        alumno.setNombres(nombres);
        alumno.setApellidos(apellidos);
        alumno.setDni(dni);
        alumno.setCorreoElectronico(correoElectronico);
        alumno.setCodigoMatricula(codigoMatricula);
        
        ServletContext context = this.getServletContext();
        List<alumno> lsAlumnos = (List<alumno>)context.getAttribute("listaAlumnos");        
        lsAlumnos.add(alumno);       
        request.setAttribute("lsAlumnos", lsAlumnos);
        context.getRequestDispatcher("/index.jsp").forward(request, response);    
                
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /**
     * Handles the HTTP
     * <code>GET</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Handles the HTTP
     * <code>POST</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Returns a short description of the servlet.
     *
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
